#pragma once

/*  This file is part of Imagine.

	Imagine is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	Imagine is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with Imagine.  If not, see <http://www.gnu.org/licenses/> */

#include <imagine/config/defs.hh>

#ifdef __ANDROID__
#include <imagine/base/android/PerformanceHintManager.hh>
#else
class PerformanceHintManagerImpl {};
class PerformanceHintSessionImpl {};
#endif

#include <imagine/thread/Thread.hh>
#include <imagine/time/Time.hh>
#include <span>

namespace IG
{

class PerformanceHintSession : public PerformanceHintSessionImpl
{
public:
	using PerformanceHintSessionImpl::PerformanceHintSessionImpl;
	void updateTargetWorkDuration(Nanoseconds targetTime);
	void reportActualWorkDuration(Nanoseconds actualTime);
	explicit operator bool() const;
};

class PerformanceHintManager : public PerformanceHintManagerImpl
{
public:
	using PerformanceHintManagerImpl::PerformanceHintManagerImpl;
	PerformanceHintSession session(std::span<const ThreadId> threadIds, Nanoseconds initialTargetWorkDuration);
	explicit operator bool() const;
};

}
